The face seals provide constant guiding throughout the valve stroke, maintaining continuous contact with the gate.

在阀门闸板运动的全过程中,密封面都对闸板提供恒定的引导, 保持与闸板连续稳定的接触.

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The disc assembly maintains contact with the guides through the full valve stroke.

这个阀瓣总成在阀门全行程中保持与导向装置的接触.

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